Xeon E5-2658 V3 vs Xeon E5-2670 v3

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Xeon E5-2658 V3 vs Xeon E5-2670 v3 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Xeon E5-2658 V3 vs Xeon E5-2670 v3: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Xeon E5-2658 V3

2014

Why buy it

✅Draws 105W instead of 120W, a 15W reduction.

Trade-offs

❌Lower PassMark (13,487 vs 13,489).

Xeon E5-2670 v3

2014

Why buy it

✅100+% more PCIe lanes (40 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Xeon E5-2670 v3 better than Xeon E5-2658 V3?

Yes. Xeon E5-2670 v3 is the better all-around CPU here. It gives you a 2.9% average FPS lead across 50 shared CPU game tests in our data, 0% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon E5-2670 v3 is the better pick. According to our tests, it delivers 2.9% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Xeon E5-2670 v3 is the stronger fit. You are getting 0% better PassMark, backed by 12 cores and 24 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Xeon E5-2670 v3 still makes the most sense overall. Xeon E5-2670 v3 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.9% average FPS lead across 50 shared CPU game tests in our data.

Which one is more future-proof for 2026 and beyond?

Xeon E5-2670 v3 makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 12 cores / 24 threads instead of 12/24. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon E5-2658 V3 vs Xeon E5-2670 v3 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Xeon E5-2658 V3

The Xeon E5-2658 V3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 12 cores and 24 threads. Base frequency is 2.2 GHz, with boost up to 2.9 GHz. L3 cache: 30 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2133. Passmark benchmark score: 13,487 points. Launch price was $800.

Xeon E5-2670 v3

The Xeon E5-2670 v3 is manufactured by Intel. It was released in 8 September 2014 (11 years ago). It is based on the Haswell-EP (2014−2015) architecture. It features 12 cores and 24 threads. Base frequency is 2.3 GHz, with boost up to 3.1 GHz. L3 cache: 30 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 120 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133. Passmark benchmark score: 13,489 points. Launch price was $1,589.

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Processing Power

Both the Xeon E5-2658 V3 and Xeon E5-2670 v3 share an identical 12-core/24-thread configuration. Boost clocks reach 2.9 GHz on the Xeon E5-2658 V3 versus 3.1 GHz on the Xeon E5-2670 v3 — a 6.7% clock advantage for the Xeon E5-2670 v3 (base: 2.2 GHz vs 2.3 GHz). Both are built on the Haswell-EP (2014−2015) architecture using a 22 nm process. In PassMark, the Xeon E5-2658 V3 scores 13,487 against the Xeon E5-2670 v3's 13,489 — a 0% lead for the Xeon E5-2670 v3. Both processors carry 30 MB (total) of L3 cache.

Feature	Xeon E5-2658 V3	Xeon E5-2670 v3
Cores / Threads	12 / 24	12 / 24
Boost Clock	2.9 GHz	3.1 GHz+7%
Base Clock	2.2 GHz	2.3 GHz+5%
L3 Cache	30 MB (total)	30 MB (total)
L2 Cache	256K (per core)	256K (per core)
Process	22 nm	22 nm
Architecture	Haswell-EP (2014−2015)	Haswell-EP (2014−2015)
PassMark	13,487	13,489

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Memory & Platform

The Xeon E5-2658 V3 uses the LGA2011-3 socket (PCIe 5.0), while the Xeon E5-2670 v3 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Xeon E5-2658 V3	Xeon E5-2670 v3
Socket	LGA2011-3	LGA2011
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	—	DDR4-2133
Max RAM Capacity	—	768 GB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	40